Hélio Gracie (English Wikipedia)

Jeffrey, Douglas (March 1999). "Helio Gracie on Brazilian Jujutsu". Black Belt. Retrieved July 25, 2010.
Gracie, Helio; Thomas De Soto (2006). Gracie Jiu-Jitsu: The Master Text (1st ed.). Los Angeles: Black Belt Communications. p. 284. ISBN 978-0-9759411-1-9.
Hill, R. (2008): World of Martial Arts! Retrieved on April 6, 2010. (ISBN 978-0-5570-1663-1)

citypaper.com

Ericson, E. Jr. (2009): Never Give Up: Helio Gracie Archived January 1, 2014, at the Wayback Machine Baltimore City Paper (December 30, 2009). Retrieved on April 6, 2010.

Roberto Pedreira (May 29, 2016). "Top 30 Myths and Misconceptions about Brazilian Jiu-Jitsu". Global Training Report. Retrieved June 10, 2017.
Roberto Pedreira (April 19, 2016). "Top 18 Myths and Misconceptions about Brazilian Jiu-Jitsu from Gracies in Action 1". Global Training Report. Retrieved February 19, 2017.
"Helio Gracie 2001 Playboy Interview". global-training-report.com.

"Gracie Academy – Hélio Gracie". Archived from the original on February 28, 2018. Retrieved December 26, 2016.

"Academia Gracie vs Academia Fada: The actual results". - Bad ref to imgur.com. Please cite the newspaper properly. It appears to be DIARIO DA NOITE - Sexta-feira, 14 de Janeiro de 1955. Please verify.

Kimura, M. (1985): My Judo (Part 2) Retrieved on April 6, 2010.
Chen, J. (c. 2003): Masahiko Kimura (1917–1993): The man who defeated Helio Gracie Retrieved on April 7, 2010.

"Helio Gracie Dead". Sherdog.com. Retrieved December 2, 2010.
Knapp, Brian; TJ DeSantis (January 29, 2009). "Helio Gracie Dead". Sherdog.com. Retrieved January 30, 2009.
"Vale Tudo Relics: The Life and Times of Helio Gracie". Sherdog.com. Retrieved December 18, 2015.

Kadirgamar, Simi (January 25, 2021). "He Trains Cops. His Jiu-Jitsu Family Has Deep Ties to the Far Right". The Daily Beast. Retrieved September 7, 2021.

Rae, Steven (August 12, 2020). "Helio Gracie linked to 1930's Brazilian fascism movement". THE SCRAP. Retrieved September 7, 2021.

"Gracie Academy – Hélio Gracie". Archived from the original on February 28, 2018. Retrieved December 26, 2016.
Ericson, E. Jr. (2009): Never Give Up: Helio Gracie Archived January 1, 2014, at the Wayback Machine Baltimore City Paper (December 30, 2009). Retrieved on April 6, 2010.
"Gracie family patriarch Helio Gracie dead at 95". NBC Sports. Archived from the original on January 15, 2010. Retrieved January 1, 2010.
"Black Belt Magazine". blackbeltmag.com. Archived from the original on December 20, 2010.